Near-infrared absorbers, near-infrared absorbing/blocking films, photoelectric devices, organic sensors, and electronic devices
US11711975B2 · kind B2 · utility
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15Claims
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Key dates
| Filing date | Sep 16, 2020 |
| Grant date | Jul 25, 2023 |
| Priority date | — |
| Expiry date | Aug 14, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/549
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A near-infrared absorber includes a compound represented by Chemical Formula 1. A near-infrared absorbing/blocking film, a photoelectric device, an organic sensor, and an electronic device may include the near-infrared absorber.In Chemical Formula 1, X1, X2, Y1, Y2, Ar, Ar1, and Ar2 are the same as defined in the detailed description.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.